≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Product introduction
2-Ethyl-3-methylpyrazine has been identified as a volatile flavor component in roasted cocoa beans, potato chips, roasted sesame seed and roasted parsley. This odor-active pyrazine compound is typically found in roasted foods due to Maillard reaction and pyrolysis of serine and threonine.
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Classe | Diazines |
| Subclass | Pyrazines |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Pyrazines |
| Alternative Parents | Heteroaromatic compounds Azacyclic compounds Organopnictogen compounds Organonitrogen compounds Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Pyrazine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as pyrazines. These are compounds containing a pyrazine ring, which is a six-member aromatic heterocycle, that consists of two nitrogen atoms (at positions 1 and 4) and four carbon atoms. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Article |
|---|---|---|---|
 G2203232 | Certificate of Analysis | Apr 03, 2026 | E105685 |
| G2203262 | Certificate of Analysis | Apr 03, 2026 | E105685 |
| G2522025 | Certificate of Analysis | Jun 11, 2024 | E105685 |
| H2421323 | Certificate of Analysis | Jun 11, 2024 | E105685 |
| H2421325 | Certificate of Analysis | Jun 11, 2024 | E105685 |
| L2404080 | Certificate of Analysis | Jun 11, 2024 | E105685 |
| K1414004 | Certificate of Analysis | Aug 08, 2022 | E105685 |
| D2310302 | Certificate of Analysis | Jun 09, 2022 | E105685 |
| D2310319 | Certificate of Analysis | Jun 09, 2022 | E105685 |
| G2203263 | Certificate of Analysis | Jun 09, 2022 | E105685 |
| Indice de réfraction | 1.503 |
|---|---|
| Point d'éclair (°F) | 134°F |
| Point d'éclair (°C) | 57°C |
| Point d'ébullition (°C) | 57 °C/10 mmHg |
| Poids moléculaire | 122.170 g/mol |
| XLogP3 | 1.100 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 122.084 Da |
| Monoisotopic Mass | 122.084 Da |
| Topological Polar Surface Area | 25.800 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 83.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
